% slitherlink 564 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/564.a.htm
slitherlink
easy+
10 10
11..3...01
2..31.02.3
.3......1.
.1.32...0.
0..0..3...
...2..2..3
.3...31.0.
.0......2.
2.33.11..1
11...3..10
